2403432340 has 48 divisors (see below), whose sum is σ = 5161378320. Its totient is φ = 939760640.

The previous prime is 2403432337. The next prime is 2403432349. The reversal of 2403432340 is 432343042.

2403432340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 131194116 + 2272238224 = 11454^2 + 47668^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2403432349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293826 + ... + 301894.

It is an arithmetic number, because the mean of its divisors is an integer number (107528715).

Almost surely, 2^2403432340 is an apocalyptic number.

2403432340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2403432340 is an abundant number, since it is smaller than the sum of its proper divisors (2757945980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2403432340 is a wasteful number, since it uses less digits than its factorization.

2403432340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8412 (or 8410 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 2403432340 is about 49024.8135131588. The cubic root of 2403432340 is about 1339.5038521103.

Adding to 2403432340 its reverse (432343042), we get a palindrome (2835775382).

The spelling of 2403432340 in words is "two billion, four hundred three million, four hundred thirty-two thousand, three hundred forty".